What is the meaning of this?

'Which bridge to cross and which bridge to burn'

Put your answer in complete sentences, if you don't know please don't answer. Thanks.

Acredible source is one that is (4 points) select one: a. with bias b. not useful c. persuasive d. trustworthy

Phrases such as funny or nice mashed potatoes and count dracula are meant tofrom the article called make your soul grow by kurt vonnegut

"so doom appeared to us, dark word of zues for us, our evil days. my men stood up and made a fight of it. backed on the ships, with lances kept in play, from bright morning thriugh the blaze of noon so holding our beach, although so far outnumbered. which elements of epic poetry are demonstrated in this passage? " check all that apply. a. repetition b.an epic hero showing bravery in battle. c. an invocation of the muse. d. a difficult journey with trials. e. supernatural elements